#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>

int main(int argc, char const *argv[])
{
        if(argc != 2){
                printf("./a.out file name \n");
                return -1;
        }
        struct stat sb;
        stat(argv[1],  &sb);
        return 0;
}